1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | 1 1 1 9 9 9 2 2 | var makeString = require('./helper/makeString'); var strRepeat = require('./helper/strRepeat'); module.exports = function repeat(str, qty, separator) { str = makeString(str); qty = ~~qty; // using faster implementation if separator is not needed; if (separator == null) return strRepeat(str, qty); // this one is about 300x slower in Google Chrome for (var repeat = []; qty > 0; repeat[--qty] = str) {} return repeat.join(separator); }; |